#pragma once
#include "../muduo/net/TcpClient.h"
#include "../muduo/net/EventLoop.h"
#include "../muduo/net/EventLoopThread.h"
#include "../muduo/net/TcpConnection.h"
#include "../muduo/net/Buffer.h"
#include "../muduo/base/CountDownLatch.h"
#include <iostream>
#include <string>

class DictClient {
    public:
        DictClient(const std::string &sip, int sport):
            _baseloop(_loopthread.startLoop()),
            _downlatch(1),//初始化计数器为1，因为为0时才会唤醒
            _client(_baseloop, muduo::net::InetAddress(sip, sport), "DictClient")
        {
            //设置连接事件（连接建立/管理）的回调
            _client.setConnectionCallback(std::bind(&DictClient::onConnection, this, std::placeholders::_1));
            //设置连接消息的回调
            _client.setMessageCallback(std::bind(&DictClient::onMessage, this, 
                std::placeholders::_1, std::placeholders::_2, std::placeholders::_3));
            
            //连接服务器
            _client.connect();
            _downlatch.wait();
        }

        bool send(const std::string &msg) {
            if (_conn->connected() == false) {
                std::cout << "连接已经断开，发送数据失败！\n";
                return false;
            }
            _conn->send(msg);
        }
    
    private:
        void onConnection(const muduo::net::TcpConnectionPtr &conn) {
            if (conn->connected()) {
                std::cout << "连接建立！\n";
                _downlatch.countDown();//计数--，为0时唤醒阻塞
                _conn = conn;
            }else {
                std::cout << "连接断开！\n";
                _conn.reset();
            }
        }
        void onMessage(const muduo::net::TcpConnectionPtr &conn, muduo::net::Buffer *buf, muduo::Timestamp){
            std::string res = buf->retrieveAllAsString();
            std::cout << res << std::endl;
        }
    private:
        muduo::net::TcpConnectionPtr _conn;
        muduo::CountDownLatch _downlatch;
        muduo::net::EventLoopThread _loopthread;
        muduo::net::EventLoop *_baseloop;
        muduo::net::TcpClient _client;
};

void test_click()
{
    DictClient client("127.0.0.1", 9090);
    while(1) {
        std::string msg;
        std::cin >> msg;
        client.send(msg);
    }
}